CN107002355A

CN107002355A - Splitter

Info

Publication number: CN107002355A
Application number: CN201580063500.2A
Authority: CN
Inventors: M·卡尔韦; H·巴尔盖; F·奥巴雷德
Original assignee: Michelin Recherche et Technique SA Switzerland; Compagnie Generale des Etablissements Michelin SCA
Current assignee: Compagnie Generale des Etablissements Michelin SCA
Priority date: 2014-11-25
Filing date: 2015-11-20
Publication date: 2017-08-01
Anticipated expiration: 2035-11-20
Also published as: KR102488254B1; EP3224407A1; FR3028873B1; WO2016083267A1; JP2017535693A; CN107002355B; KR20170087462A; FR3028873A1; US20170321352A1; EP3224407B1; US10378128B2; JP6723255B2

Abstract

The present invention relates to the equipment (10) at least the first and second components (26,28) for allowing to manufacture M1 roots wire-element and M2 root wire-elements, at least first and second components (26,28) include the very best part (14) of multi-filament being intertwined in a spiral form.The equipment (10) includes：M roots wire-element (14,17) is assembled into the layer of M roots wire-element (17) to form the device (18) of interim component (22) together around interim core (16), and interim component (22) is split into the device (24) of at least the first and second components (26,28) of M1 roots wire-element and M2 root wire-elements.

Description

Splitter

Technical field

The present invention relates to setting at least the first and second components for manufacturing M1 roots wire-element and M2 root wire-elements It is standby.

Background technology

The tire with radial carcass reinforcement for heavy vehicle is well known in the prior art.The tire includes Radial carcass reinforcement, the radial carcass reinforcement is anchored in two tyre beads and radially covered by crown reinforcement, The crown reinforcement is covered by tyre surface in itself, and the tyre surface is connected to tyre bead by two sidewalls.

In the tire, crown reinforcement includes work reinforcement, hoop reinforcement, protection reinforcement and optional three Angle reinforcement.These reinforcements being oppositely arranged and can change relative to each other.Normally, protection reinforcement is radially to increase Strong part, work reinforcement is radially inner most reinforcement, and hoop reinforcement is arranged between protection reinforcement and work reinforcement.

Each reinforcement includes single casing ply or multiple casing plies.Each casing ply includes parallel to each other be arranged side by side Reinforcing element.The variable angle of reinforcement of the reinforcing element formation according to belonging to casing ply.Each reinforcing element include one or The component of multi-filament champion part, each component includes closing by cable or twisted multiple single tinsels assembled with one another.

The component of wire-element known in the state of the art, the component includes individual layer wire-element, is straight in this case Footpath is 0.26mm and three silk threads being spirally wound together into the 5mm lay pitch.According to standard terminology, the component is referred to as " 3.26 " component.

In order to ensure each reinforcement (particularly hoop reinforcement and protection reinforcement) correct work, it is desirable to be able to control The structural stretch of the component of these wire-elements, more particularly results in required high structural stretch.For above-described 3.26 cords, the structural stretch at most equal to 0.5% is resulted in using conventional twisted method.

In order to increase the value of structural stretch, the various methods and apparatus known in the art for being used to manufacture silk thread component, institute State the individual layer multi-filament line that silk thread component includes being spirally wound together into.Methods described and equipment be described in document EP0548539, EP1000194, EP0622489 or even EP0143767.In these methods, pre-formed silk thread may so as to obtain highest Structural stretch.However, the step of pre-formed silk thread on the one hand need particular device so that methods described compared to without The method productivity ratio of pre-formed step is relatively low, and can not obtain high structural stretch in this process, additionally due to Friction with pre-formed instrument and damage thus pre-formed silk thread.Especially, for above-described 3.26 cord, bag is used The assembling process for the step of including pre-formed silk thread results in the structural stretch at most equal to 2.0%.

The content of the invention

The purpose of the present invention is the structural stretch for the component for controlling wire-element, is especially that by required high structure Elongation is without using pre-formed step.

Therefore, the theme of the present invention is at least the first He for manufacturing M1 roots wire-element and M2 root wire-elements The equipment of second component, at least first and second components include the very best part of multi-filament being spirally wound together into, described to set It is standby to include：

- by M roots wire-element be assembled into the layers of M root wire-elements together to form interim component around interim core Device, and

- interim component is split into M1 roots wire-element and M2 root wire-elements at least the first and second components dress Put.

By means of the equipment according to the present invention, the structural stretch of component obtained can be controlled, if desired, can Relatively high structural stretch is obtained without using pre-formed step.

Especially, when interim component enters assembling device, M root wire-elements are endowed curvature, and it is filled through division The curvature is maintained while putting and afterwards.Now, during the step toward division of the interim component, because interim core exists Division or the first and second components aparts with wire-element between first and second components of wire-element, due to interim core The diameter in portion is reduced or eliminated and because wire-element maintains its curvature, and the one or more assemblies of acquisition open very much. If desired, the opening makes it possible to obtain the component with high structural stretch.

By means of the equipment according to the present invention, while manufacturing the first and second of M1 roots wire-element and M2 root wire-elements Component.

Each first and second component is single-screw component.According to definition, single-screw component is the axle of each wire-element Single-screw component is presented in line, and this is with double helix component on the contrary, in double helix component, the axis of each wire-element, which is presented, to be enclosed Second spiral of the spiral that the first spiral around the axis of component and the axis around component are presented.

In other words, when component is extended with essentially linear direction, each component includes the thread member being spirally wound together into One or more layers of part, every wire-element of layer is presented around the path of essentially linear direction spiral form so that given The center of every wire-element of layer and the distance between essentially linear direction substantially constant and for all silks to given layer The very best part is all equal.On the contrary, when double helix component is extended with essentially linear direction, the center to every wire-element of given layer It is different for all wire-elements to given layer with the distance between essentially linear direction.

Wire-element represents its length any length straight element larger relative to its cross section, no matter the shape of the cross section How, such as circular, ellipse, rectangular or square or even flat, the wire-element can be, for example, twisted or wavy. When for it is round-shaped when, its diameter is preferably smaller than 3mm.

In one embodiment, every wire-element includes single basic monofilament.

In another embodiment, every wire-element includes the component of many basic monofilament.Thus, for example every silk The very best part includes the strands of many basic monofilament.Each strands preferably include one of the basic monofilament being spirally wound together into or Multiple layers.

In the two embodiments, every basic monofilament is preferably metal.According to definition, " metal " represents basic Main (that is, more than the 50 mass %) of monofilament or whole (100 mass %) are made up of metal material.Every basic monofilament preferably by Steel is made, more preferably by pearlite (or ferrite-pearlite) the carbon steel or stainless steel of hereinafter referred to as " carbon steel " (according to being defined as The steel for including at least 10.5% chromium) it is made.

When using carbon steel, its carbon content (the quality % of steel) is preferably between 0.5% and 0.9%.Preferably use routine The steel of (NT) steel cord or high stretching (HT) steel cord type is stretched, its tensile strength (Rm) is preferably greater than 2000MPa, more preferably More than 2500MPa and less than 3500MPa (being measured according to the standard ISO 6892-1 of 2009 under extension test).

In a preferred embodiment, described or every basic monofilament has 0.05mm to 0.50mm, preferably 0.10mm to 0.40mm, more preferably 0.15mm to 0.35mm diameter.

In the first embodiment, mitotic apparatus includes the device that interim core is separated from the first and second components.

Therefore, in first embodiment, two components of wire-element are obtained, each component includes spiral respectively The layer for M1, M2 the root wire-element being intertwined.Each component of wire-element does not have center line.In the embodiment In, first assembly is made up of M1 root wire-elements, and the wire-element is intertwined and is distributed in around first assembly In the single layer of axis.Similarly, in this embodiment, the second component is made up of M2 root wire-elements, the wire-element It is intertwined and is distributed in the single layer of the axis of the second component.They are also referred to as 1 x M1 and 1 x M2 knots The component of structure or the component for even opening cord structure.

In other words, in first embodiment, interim core includes at least one silk thread, every silk of interim core Line is not belonging to the first and second components of M1 roots wire-element and M2 root wire-elements.Therefore M1+M2=M.

In the preferred alternative form of first embodiment, the equipment includes：

- from the interim set formed by the second component and interim core separate first assembly device, and

- the device for making the second component and interim core separate each other, described device is located at separates first from interim set The downstream of the device of component.

Advantageously, the equipment is included in the device that interim core is guided between both：

The outlet of-mitotic apparatus, and

The entrance of-assembling device.

Therefore, interim core is recycled.

In preferred embodiments, the step of recycling interim core can be carried out simultaneously, that is, leave separating step The step of interim core introduces number of assembling steps interim without intermediate storage core.

In another embodiment, the step of recycling interim core is discontinuous, it is meant that there is intermediate storage interim The step of core.

It is highly preferred that using the interim core being made up of fabric.Fabric represents that interim core is nonmetallic.Especially, Interim core experience is caused to be twisted together-backtwisting torsional cyclic during assembling and step toward division, when interim core is metal, Residue, which is reversed, causes the interim core of recycling to be less susceptible to use.When interim core is made up of fabric, it is without residue Reverse and easily reuse.

In one embodiment, the interim core of fabric includes the basic monofilament of fabric.

In another embodiment, the interim core of fabric includes one or more fabric multifilament strands, the multifilament threads Stock includes many basic monofilament of fabric.In an alternative solution, interim core includes single multifilament strands, the single multifilament It is that strands are referred to as excessively being twisted together and including multiple basic monofilament.In an alternative form, interim core includes multiple multiple Silk thread stock is that each multifilament strands are referred to as excessively being twisted together and be assembled in including multiple basic monofilament and in a spiral form one Rise to form folded yarn.

Advantageously, the described or every kind of textile material of the basic monofilament of each fabric is selected from polyester, polyamide, polyketone, poly- second Enol, cellulose, mineral fibres, natural fiber, or these materials mixture.

In the polyester, it can be mentioned that polyethylene terephthalate (PET), PEN (PEN), poly- Mutual-phenenyl two acid bromide two alcohol ester (PBT), PBN (PBN), PTT (PPT) or poly- Naphthalenedicarboxylic acid propylene glycol ester (PPN).In polyamide, it can be mentioned that aliphatic polyamide (such as nylon) or aromatic polyamides (example Such as aramid fiber).In polyvinyl alcohol, it can be mentioned thatIn cellulose, it can be mentioned that staple fibre.In inorfil In, it can be mentioned that glass fibre and carbon fiber.In natural fiber, it can be mentioned that hemp or flax fiber.

In second embodiment, the equipment divides interim core between being included at least the first and second components Device.

Therefore, in second embodiment, two components of wire-element are obtained, each component includes spiral respectively The layer and center line for P1, P2 the root wire-element being intertwined, in the case of at least one component, the center line includes Or be made up of at least in part interim core (wire-element of layer is wound around the interim core).

In other words, in second embodiment, interim core includes N root wire-elements, and the N roots of interim core are thread At least one of element belongs at least one of the first and second components of M1 roots wire-element and M2 root wire-elements.

Advantageously, dividing the device of interim core includes such device：Described device is separated temporarily from interim component At least Part I and the first wire-element of core are so as to form first assembly.

Therefore, first assembly includes the layer and center line for the P1 root wire-elements being spirally wound together into, the center line The Part I (N1 roots wire-element) (or being made from it) of N root wire-elements including interim core, P1 root wire-elements enclose It is spirally wound together into around the center line.Therefore P1+N1=M1.

Advantageously, dividing the device of interim core includes such device：Described device is separated temporarily from interim component At least Part II and the second wire-element of core are so as to form the second component.

Therefore, the second component includes the layer and center line for the P2 root wire-elements being spirally wound together into, the center line The Part II (N2 roots wire-element) (or being made from it) of N root wire-elements including interim core, P2 root wire-elements enclose It is spirally wound together into around the center line.Therefore P2+N2=M2.

Preferably, the first and second components are formed simultaneously.

Preferably, before step toward division, the first and second parts of interim core constitute interim core.Therefore, temporarily First and second parts of core are supplemented each other.Therefore N1+N2=N.In an alternative solution, it is possible to N1+N2<N.

In an alternative form, first assembly includes the wire-element that P1 rhizospheres are spirally wound together into around center line Layer, the center line includes interim core or being made from it, and the second component includes the P2=M2 roots that are spirally wound together into The layer of wire-element is without center line.

In one embodiment, assembling device includes the device of twisted M roots wire-element and interim core.In the situation Under, silk thread or strands bear to be twisted together around the collective of its own axis and individually twisted, so as to be produced on every silk thread or strands Raw backtwisting moment of torsion.

In another embodiment, assembling device includes the device that cable closes M roots wire-element and interim core.In the feelings Under condition, due to the synchronous rotary before and after assembling point, silk thread or strands do not suffer from any torsion around its own axis It is twisted.

Preferably, in the case of twining device, the equipment includes the device of the twisted interim component of balance.Therefore, exist Twisted equilibrium step is carried out on the component that M roots wire-element and interim core are constituted, implies and enters in the upstream of step toward division The twisted equilibrium step of row.This causes in number of assembling steps downstream cord along along the path gone, and particularly (is for example slided in guide device Wheel) in need not manage number of assembling steps during the remaining twist that applies.In addition, twisted equilibrium step applies on wire-element Curvature be more than in the case of without pre-formed step by cable close number of assembling steps obtain curvature.The bigger curvature has Help the high structural stretch of preferred implementation.

Advantageously, the equipment includes the twisted balance at least one first and the second component positioned at mitotic apparatus downstream Device.

Advantageously, each first and second component of maintenance that the equipment is included positioned at the downstream of mitotic apparatus is each around its From direct of travel rotation device.Devices of these maintenance rotations, which are located at the downstream of mitotic apparatus and are twisted together, balances at least one The upstream of the device of first and second components.

Preferably, the equipment does not have the dress of the independent pre-formed every wire-element positioned at the upstream of assembling device Put.In the equipment using the prior art of the device of independent pre-formed every wire-element, wire-element has by pre-formed The shape that instrument (for example taking turns) is assigned, these instruments produce defect at the surface of wire-element.These defects substantially reduce silk The durability of the very best part and component.On the contrary, the equipment is preferably able to avoid carrying out pre-formed step and avoids producing defect. Therefore still the component of at least one pre-formed wire-element is included compared to identical structural stretch, the component of acquisition exists In terms of durability more preferably.

The present invention can prepare single-screw component, and the single-screw component includes the multi-filament champion being spirally wound together into The layer of part, the component has the structural stretch for being more than or equal to 2.0% measured according to standard ASTM A931-08.

Advantageously, the torsion around the rotation axis of its own is presented in every wire-element of layer.The component is by making It is made with the method for twisted step.By observing every wire-element under the microscope it can be seen that the torsion.

Advantageously, every wire-element of layer does not have pre-formed mark.Therefore, it is non-through by method as described above Cross pre-formed step to assign the opening of cord and assign its structural stretch, the pre-formed step is likely to result in each silk Mark is left on the very best part.By observing every wire-element under the microscope it can be seen that the mark.

Advantageously, the component of wire-element have according to standard ASTM A931-08 measure be more than or equal to 3.0%, it is excellent Select 4.0%, more preferably 5.0% structural stretch.

In one embodiment, the component of wire-element includes the individual layer for the very best part of multi-filament being spirally wound together into And without center line.In other words, component is made up of the single layer of the very best part of the multi-filament being intertwined.

In another embodiment, the component of wire-element includes the layer for the very best part of multi-filament being spirally wound together into And center line, the wire-element of the layer is spirally wound together into around the center line.

In one embodiment, component is made up of single strands, and component has the diameter less than or equal to 2.4mm.

In another embodiment, component is formed by least two strands, and component has straight less than or equal to 6.5mm Footpath.

The diameter of component represents the minimum diameter of a circle of all wire-element inscribes of component.Profile projector can be used The diameter is measured by observing.

The present invention results in the tire of the component including above-described wire-element.

The tire, which is intended in particular to, is attached to passenger traffic motor vehicles, SUV (sport vehicle), sulky vehicle (especially Bicycle, motorcycle), airborne vehicle and selected from lorry, heavy vehicle (i.e. subway, motor bus, heavy road haulage vehicle (card Car, tractor, trailer)) industrial vehicle, off-road vehicle such as agricultural or civil engineering vehicle, or other transports or carrier .

Preferably, tire includes tyre surface and the crown reinforcement being arranged radially in inside tyre surface.Crown reinforcement is preferred Including work reinforcement and protection reinforcement, the protection reinforcement is radially between tyre surface and work reinforcement.Excellent In the embodiment of choosing, each protection casing ply includes one or more reinforcing elements for being referred to as protection element, each protection Reinforcing element includes above-described component.

According to the optional feature of tire, the formation of the circumferential direction of one or more protection reinforcing elements and tire at least equal to 10 °, preferably 10 ° to 35 °, more preferably 15 ° to 35 ° of angle.

According to another optional feature of tire, each work casing ply includes being referred to as the enhancing member of work reinforcing element The circumferential direction formation of part, work reinforcing element and tire is at most equal to 60 °, preferably 15 ° to 40 ° of angle.

In preferred embodiments, crown reinforcement includes hoop reinforcement, and the hoop reinforcement includes at least one Individual hoop casing ply.In preferred embodiments, each hoop casing ply, which includes one or more hoops that are referred to as, strengthens member The reinforcing element of part, each hoop element includes above-described component.

According to the optional feature of tire, the circumferential direction formation of one or more hoop reinforcing elements and tire is at most equal to 10 °, preferably 5 ° to 10 ° of angle.

In preferred embodiments, carcass reinforcement is arranged radially in the inside of crown reinforcement.

Advantageously, carcass reinforcement includes at least one casingply, and the casingply includes being referred to as carcass The reinforcing element of reinforcing element, circumferential direction formation of the carcass reinforcing member relative to tire is more than or equal to 65 °, preferably greater than Or equal to 80 °, more preferably 80 ° to 90 ° of angle.

Brief description of the drawings

By will be better understood the present invention refering to described below, these descriptions are only by way of non-limiting example It is given with reference to the accompanying drawings, in the drawings：

- Fig. 1 is for carrying out according to the method for first embodiment and for the cord that manufactures Fig. 5 according to this hair The figure of the equipment of first bright embodiment；

- Fig. 2 and 3 is the figure of the separator of Fig. 1 equipment；

- Fig. 4 is the sectional view perpendicular to arrangement axis (being assumed to be straight line and static) of the first interim component；

- Fig. 5 is the (false perpendicular to arrangement axis of the component according to first embodiment of the device fabrication using Fig. 1 Be set to straight line and static) sectional view；

- Fig. 6 is for carrying out according to the method for second embodiment and for the cord that manufactures Fig. 8 according to this hair The figure of the equipment of second bright embodiment；

- Fig. 7 is the sectional view perpendicular to arrangement axis (being assumed to be straight line and static) of the second interim component；

- Fig. 8 is the component according to the second embodiment of the present invention of the device fabrication using Fig. 6 perpendicular to component The sectional view of axis (being assumed to be straight line and static)；

- Fig. 9 is for carrying out according to the method for the 3rd embodiment and for the cord that manufactures Fig. 1 according to this hair The figure of the equipment of the 3rd bright embodiment.

Embodiment

Fig. 1 show according to the first embodiment of the present invention be used for manufacture M1 roots wire-element and the thread member of M2 roots The equipment of at least the first and second components of part.The equipment is represented by reference 10.

When considering the direct of travel of wire-element, equipment 10 includes from upstream to downstream：

The device 12 of-supply M roots wire-element 14 and interim core 16,

- around interim core 16 M roots wire-element 14 to be assembled into the layer of M roots wire-element 14 together interim so as to be formed The device 18 of component 22,

- device 20 for balancing interim component 22 is twisted together, the interim component 22 includes M roots wire-element 14 and interim core 16 (being made from it in this case),

- M roots wire-element 14 and interim core 16 are split at least the of M1 roots wire-element and M2 root wire-elements One and second component 26,28 device 24,

- each first and second component 26,28 is maintained around the device 34 of its respective direct of travel rotation, these devices The downstream of mitotic apparatus 24 is arranged on,

The device 35 of at least one of the first and second components 26,28 of-twisted balance, described device is arranged on rotation and maintained The downstream of device 34, and

The device 36 of the first and second components 26,28 of-storage.

Equipment 10 also includes the conventional use of guide device G of those skilled in the art, discharge device D and draw-gear T (examples Such as pulley and capstan winch) so as to guide, release and draw wire-element and component.

Feeding mechanism 12 is included for six storage reels 38 of every kind of wire-element 14 and for interim core 16 herein Storage reel 40.In Fig. 1, two in six spools 38 be only show so as to which maintenance figure is clear.

Assembling device 18 includes distributor 42 and assembling guiding piece 44.Assembling device 18 includes device 46, described device 46 For being twisted together M roots wire-element 14 and interim core 16.Twining device 46 includes equipment 48, and the equipment 48 is generally also by ability Field technique personnel are referred to as Twister, such as four pulley Twisters.In the downstream of these twining devices 46, twisted bascule 20 is wrapped Include Twister 50, such as four pulley Twisters.Finally, in the downstream of Twister 48, assembling device 18 includes support 52 and cabin 53, the cabin 53 is with finally twisted bascule 35 and storage device 36.Support 52 and cabin 53 are mounted to rotation Turn to maintain the assembling lay pitch of component 26,28.

In first embodiment, mitotic apparatus 24 include device 54, described device 54 from the first and second components 26, Interim core 16 is separated in 28.On the other hand on the one hand these separators 54 include device 56 includes device 58, described device 56 separate first assembly 26 from the interim set 25 formed by the second component 28 and interim core 16, and described device 58 makes second Component 28 and interim core 16 are separated each other.

Fig. 2 shows separator 56.Interim component 22 is advanced on the direct of travel X of upstream.Through separator 56 Afterwards, first assembly 26 is advanced on downstream direction of travel X1 and set 25 is advanced on downstream direction X2 temporarily.Separation dress Putting 56 includes guide device 57, and on the one hand the guide device 57 allows first assembly 26 and interim set 25 respectively in downstream side To the upper translational movement of X1, X2, first assembly 26 and interim set 25 is on the other hand allowed to be revolved respectively around downstream direction X1, X2 Turn.In this special case, device 57 includes inclined rotating roller 61.

Fig. 3 shows separator 58.Interim set 25 is advanced on the direct of travel Y of upstream.Through separator 58 Afterwards, the second component 28 is advanced on downstream direction of travel Y1 and interim core 16 is advanced on downstream direction Y2.Separation dress Putting 58 includes guide device 59, and on the one hand the guide device 59 allows the second component 28 and interim core 16 respectively in downstream side To the upper translational movement of Y1, Y2, the second component 28 and interim core 16 is on the other hand allowed to be revolved respectively around downstream direction Y1, Y2 Turn.In this special case, device 59 includes inclined rotating roller 61 '.

Those skilled in the art know how especially to determine the inclination of roller 61,61 ' according to the gait of march and diameter of component Degree.

With reference to Fig. 1, in the downstream of separator 56,58, separator 54 also include device 60,60 ', described device 60, 60 ' guide the first and second components 26,28 respectively.With to the similar mode of device 57,59, guide device 60,60 ' respectively allows for Each first and second component 26,28 translational movement and allows each first and second component on its respective downstream direction 26th, 28 around its respective downstream direction rotation.Each guide device 60,60 ' includes the inclined rotation similar to roller 61,61 ' Transfer roller.

Maintain rotation device 34 for each component 26,28 include Twister 62, such as four pulley Twisters, so as to Each component is enough maintained to surround downstream direction X1, Y1 rotation respectively.

Last twisted bascule 35 includes Twister 63, such as four pulley Twisters also directed to each component 26,28.

Storage device 36 include two storage reels 64,66 herein so as to store respectively each first and second component 26, 28。

In order to recycle interim core 16, equipment 10 includes device 69, the mitotic apparatus 24 on the one hand of described device 69 Interim core 16 is guided between outlet 68 and the entrance 70 of another aspect assembling device 18.

It will notice that equipment 10 does not have pre-formed device, particularly without being arranged on the independent pre- of the upstream of assembling device 18 Form the device of wire-element 14.

Fig. 4 shows interim component 22, and the interim component 22 includes the M being spirally wound together into around interim core 16 Root wire-element, the interim core 16 includes N roots wire-element 17.Interim component 22 includes M=6 roots wire-element 14.Face When core 16 herein include single wire-element 17 (N=1).

Each wire-element 14 includes the basic monofilament of metal (being made from it in this case) of single circular cross section, institute State the basic monofilament of metal be in this case made up of carbon steel and between 0.05 and 0.50mm (herein equal to 0.26mm) Diameter.Each wire-element 17 includes multiple multifilament strands, that each multifilament strands are referred to as excessively being twisted together and including multiple Basic monofilament and fit together to form folded yarn in a spiral form.Basic monofilament is fabric, in this case by PET It is made.

Fig. 5 shows each first and second component using device fabrication according to the first embodiment of the present invention 26、28.First assembly 26 includes the layer for the M1=3 roots wire-element 14 being spirally wound together into.Similarly, the second component 28 is wrapped Include the layer for the M2=3 roots wire-element 14 being spirally wound together into.Each component 26,28 does not have center line.Each first He Second component 26,28 is single-screw type.

Each first and second component 26,28 has is more than or equal to 2.0% according to what standard ASTM A931-08 were measured Structural stretch.Advantageously, it has is more than or equal to 3.0%, preferably 4.0% according to what standard ASTM A931-08 were measured, More preferably 5.0% structural stretch.In this special case, each first and second component 26,28 according to standard ASTM The structural stretch that A931-08 is measured is equal to 5.0%.

Each wire-element of the layer of each first and second component 26,28 shows torsion around the rotation axis of its own Turning is closed.Each wire-element of the layer of each first and second component 26,28 does not have pre-formed mark.

The component 26,28 is used in particular for tire, is more preferably used for the protection casing ply or hoop of above-described tire Casing ply.

The side for being used to manufacture component 26,28 according to first embodiment carried out using equipment 10 will now be described Method.This method allows to manufacture component 26,28 simultaneously.

First, wire-element 14 and interim core 16 are released from feed arrangement 12 (being in this case spool 38,40).

Methods described then including being assembled into M root wire-elements together around interim core 16 by M roots wire-element 14 The step of individual layer.During the number of assembling steps, interim component 22 is formed.By using Twister 48, support 52 and cabin 53 is twisted so as to carry out number of assembling steps.

Afterwards, the step of methods described includes twisted balance interim component 22, the step is carried out using Twister 50.

Afterwards, the step of methods described includes interim component 22 splitting into the first and second component 26,28.This first In individual embodiment, the step of dividing interim component from the first and second components 26,28 including separating the step of interim core 16 Suddenly.During step toward division, first assembly 26 is separated from the set 25 formed by the second component 28 and interim core 16, Then the second component 28 and interim core 16 is made to separate each other.

On the one hand, on the first and second components 26,28, methods described includes maintaining the first and second components 26,28 to enclose The step of being rotated around its respective downstream direction of travel X1, Y1.The maintenance positioned at the step toward division downstream of interim component 22 is walked Rapid use device 34 is carried out.

The step of methods described also includes the first and second component 26,28 of twisted balance.Use device 35 is twisted in centre The downstream of equilibrium step carries out the last twisted equilibrium step.

Finally, each first and second component 26,28 is stored in storage reel 64,66.

On the other hand, on interim core 16, the step of methods described includes recycling interim core 16.In the recycling During step, introduce what is reclaimed in advance in the interim core 16 of the downstream recovery of step toward division and in the upstream of number of assembling steps Interim core 16.The recirculation step is continuous.

It should be noted that the step of methods described does not have independent pre-formed each wire-element 14.

Fig. 6 to 8 is shown the method for being carried out and being manufactured using equipment according to the second embodiment of the present invention and faced When component.The element similar to the element shown in Fig. 1 to 5 is represented with identical reference.

Different from first embodiment, Fig. 6 equipment does not have guides interim core between outlet 68 and entrance 70 16 device 69.In addition, mitotic apparatus 24 is included in the device for dividing interim core between at least the first and second components 26,28 55。

Mitotic apparatus 55 includes device 56, and described device 56 separates at least the first of interim core 16 from interim component 22 The wire-element 29 of part 27 and first is so as to form first assembly 26.Mitotic apparatus 55 also include device 58, described device 58 from At least Part II 27 ' and the second wire-element 29 ' of interim core 16 is separated in interim component 22 to form the second component 28。

The device 56,58 for making the first and second components separate each other includes guide device on the one hand to cause first With the second translational movement on its respective downstream direction of component 26,28, the first and second components 26,28 are on the other hand caused to enclose Rotated around its respective downstream direction.Different from first embodiment, the separator 56,58 of second embodiment includes Single inclined rotating roller 61.Inclined rotating roller 61 ' does not make the first and second components 26,28 separate each other, and simply guides Second component 28.

Different from the method according to first embodiment, do not faced according to the method for second embodiment including recycling When core 16 the step of.In second embodiment, divide interim component the step of be included in the first and second components 26, The step of dividing interim core 16 (being in this case whole interim core 16) between 28.

During step toward division, from interim component 22 separate interim core 16 at least Part I 27 and first The very best part 29 is so as to form first assembly 26.During step toward division, also interim core 16 is separated from interim component 22 At least Part II 27 ' and the second wire-element 29 ' is so as to form the second component 28.Therefore, the first and second components 26,28 are same When formed.

Before step toward division, the first and second parts 27,27 ' of interim core 16 constitute interim core 16.

Therefore, as shown in fig. 7, interim component 22 includes being distributed in two parts 29,29 ' and around interim core 16 The layer for the M root wire-elements being spirally wound together into, the interim core 16 includes N roots wire-element 17 and is distributed in two In part 27,27 '.Interim component 22 includes M=6 roots wire-element 14.Interim core 16 includes two wire-elements 17 herein (N=2).

As seen in figs. 6 and 8, each component 26,28 includes M1=M2=4 root wire-elements, and 4 wire-elements include The layer and center line 15 for the wire-element 14 being spirally wound together into, the center line 15 include one or many of interim core 16 The wire-element 14 of root wire-element 17 and the layer is spirally wound together into around the center line 15.

In this special case, first assembly 26 includes the Ceng He centers for the P1 roots wire-element 14 being spirally wound together into Line 15, the N roots wire-element 17 of the center line 15 including interim core 16 Part I 27 (N1 root wire-elements, herein N1=1) (it is made from it in this case), first of the M root wire-elements formed by the P1 roots wire-element 14 of the layer 29 are divided to be spirally wound together into around the center line 15.Here, P1+N1=M1.

Second component includes the layer and center line 15 of the P2 roots wire-element 14 being spirally wound together into, the center line 15 The Part II 27 ' (N2 root wire-elements, in this N2=1) of N roots wire-element 17 including interim core 16 is (in this case It is made from it), the Part II 29 ' of the M root wire-elements formed by the P2 roots wire-element 14 of the layer surrounds the center Line 15 is spirally wound together into.Here, P2+N2=M2.

The equipment that Fig. 9 shows the cord that can manufacture Fig. 1 according to the third embodiment the present invention.With it is foregoing attached The similar element of element shown in figure is represented with identical reference.

Different from first embodiment, Fig. 9 equipment does not have guides interim core between outlet 68 and entrance 70 16 device 60.Equipment 10 includes being arranged on the device 72 of the interim core 16 of storage in 68 downstreams of outlet.These devices 72 are for example Including storage reel 74.The guide device 69 of 3rd embodiment allows to guide interim between outlet 68 and storage device 72 Core 16.

The invention is not restricted to foregoing embodiments.

Li particular, it is possible to which contemplate expansion includes many basic monofilament of metal the invention enables each wire-element.It is described Wire-element (being referred to as strands) is intended to form multi-strand cable after assembling.

It is possible to contemplate during step toward division while separating interim core, first assembly and second in couples each other Component.

It is also possible to contemplating the component 26,28 for obtaining wire-element, the component 26,28 includes surrounding central core spiral The layer for the very best part of multi-filament being intertwined, the central core includes the very best part of multi-filament.2X+2Y can for example be passed through The interim component 22 of (such as 4+14,4+16,4+18,6+14,6+16 or 6+18) structure obtains the component 26,28 to show X+Y type structures, wherein X>1, such as 2+7,2+8,2+9,3+7,3+8 or 3+9.

Component 26,28 is caused to have identical structure it is also possible to contemplating and expanding methods described.It therefore, it can by (X + Z)+(Y+T) structure interim component 22 obtain with each self-structure X+Y, Z+T (wherein X ≠ Z and/or Y ≠ T) component 26, 28.For example, the interim component 22 of 3+15 structures results in two components of 1+8 and 2+7 structures.

Interim component is split into more than two (such as 3 or 4) component it is also possible to contemplating.

Claims

1. a kind of equipment for being used to manufacture at least the first and second components (26,28) of M1 roots wire-element and M2 root wire-elements (10), at least first and second components (26,28) include the very best part (14) of multi-filament being spirally wound together into, its feature It is, the equipment (10) includes：

- M roots wire-element (14,17) is assembled into the layer of M roots wire-element (17) so as to shape together around interim core (16) Into the device (18) of interim component (22), and

- by interim component (22) split into M1 roots wire-element and M2 root wire-elements at least the first and second components (26, 28) device (24).

2. equipment (10) according to claim 1, wherein mitotic apparatus (24) are included from the first and second components (26,28) The device (54) of the middle interim core (16) of separation.

3. the equipment (10) according to any one of preceding claims, it includes

- from the interim set (25) formed by the second component (28) and interim core (16) separation first assembly (26) device (56), and

- the device (58) for making the second component (28) and interim core (16) separate each other, described device (58) is located at from interim collection Close the downstream of the device (56) of separation first assembly (26) in (25).

4. the equipment (10) according to any one of preceding claims, it guides interim core between being included in both (16) device (60)：

The outlet (68) of-mitotic apparatus (24), and

The entrance (70) of-assembling device (18).

5. equipment (10) according to claim 1, it is included between at least the first and second components (26,28) to divide and faced When core (16) device (55).

6. equipment (10) according to claim 5, wherein dividing the device (55) of interim core (16) includes device (56), At least Part I (27) and the first wire-element of described device (56) interim core (16) of separation from interim component (22) (29) so as to form first assembly (26).

7. the equipment (10) according to claim 5 or 6, wherein dividing the device (55) of interim core (16) includes device (56), described device (56) at least Part II (27 ') of the interim core (16) of separation and second from the interim component (22) The very best part (29 ') is so as to form the second component (28).

8. the equipment (10) according to any one of preceding claims, wherein assembling device (18) include the thread member of twisted M roots The device (46) of part (14) and interim core (16).

9. the equipment (10) according to any one of preceding claims, it includes the device of the twisted interim component (22) of balance (20)。

10. the equipment (10) according to any one of preceding claims, it includes device (34), and described device (34) remains every Individual first and second component (26,28) rotates around its respective direct of travel and is arranged on the downstream of mitotic apparatus (24).

11. the equipment (10) according to any one of preceding claims, it does not have the list positioned at assembling device (18) upstream The device of only pre-formed each wire-element.